13331310124221 has 32 divisors (see below), whose sum is σ = 20309326759680. Its totient is φ = 8636485923648.

The previous prime is 13331310124207. The next prime is 13331310124241. The reversal of 13331310124221 is 12242101313331.

13331310124221 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 1 + 310 + 124 + 221 = 666.

It is not a de Polignac number, because 13331310124221 - 2²⁵ = 13331276569789 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13331310124241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7575601 + ... + 9168006.

It is an arithmetic number, because the mean of its divisors is an integer number (634666461240).

Almost surely, 2^{13331310124221} is an apocalyptic number.

It is an amenable number.

13331310124221 is a deficient number, since it is larger than the sum of its proper divisors (6978016635459).

13331310124221 is a wasteful number, since it uses less digits than its factorization.

13331310124221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16744450 (or 16744444 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 13331310124221 its reverse (12242101313331), we get a palindrome (25573411437552).

The spelling of 13331310124221 in words is "thirteen trillion, three hundred thirty-one billion, three hundred ten million, one hundred twenty-four thousand, two hundred twenty-one".